21605092

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2129}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 39362400

約数和(自身を除く): 17757308

約数列:

[1, 2, 4, 43, 59, 86, 118, 172, 236, 2129, 2537, 4258, 5074, 8516, 10148, 91547, 125611, 183094, 251222, 366188, 502444, 5401273, 10802546, 21605092]

約数ペア:

[(1, 21605092), (2, 10802546), (4, 5401273), (43, 502444), (59, 366188), (86, 251222), (118, 183094), (172, 125611), (236, 91547), (2129, 10148), (2537, 8516), (4258, 5074)]